Answer: D) 4 yrs Explanation: Let the age of the youngest child is 'X' years.Then the child elder than the yongest is 'X + 3' yrsSince each have 3yrs difference upto 5 childrenAnd given that=> X + X+3 + X+6 + X+9 + X+12 = 50=> 5X + 30 = 50=> X = 4 yrs.

Answer: B) 115.395 sq cm Explanation: Because each vertice of the square is the center of a circle(1/4) part of the total area of each circle inside of the square.(3/4) part of the total area of each circle outside of the square.Thus total area outside the square is 434×227×3.5×3.5 = 115.3955 sq cm.

Answer: C) 9, 1, 6, 8, 4, 7, 3, 2, 5 Explanation: There is a great film on tv at midnight.

Answer: D) Ammavin Aran Explanation: The AIADMK IT Wing has launched the first-of-its-kind women safety application in Tamil Nadu. The app is called 'Ammavin Aran' meaning 'mother's fortress'.

Answer: A) 15 March Explanation: World Consumer Rights Day is being observed globally on 15 March which is an awareness day for the consumers.

Answer: B) Building a Digital World Consumers can Trust Explanation: World Consumer Rights Day is being observed today (15 March 2017) which is an awareness day and theme for this year is 'Building a Digital World Consumers can trust'.

Answer: A) 15 Explanation: Let number of hit shots be 'X'Let number of miss shots be 'Y'Given X + Y = 40....(1)50X - 10Y = 500.....(2)Solving 1 and 2, we getX = 15 and Y = 25Therefore, number of hits = 15

Answer: B) 1024 Explanation: Fruits reduced by 1/4.Total no. of bags N = 5Formula to find no. of fruits in 1st bag = 4^nLast Bag = 4 fruits.That means, 4th bag = 4 x 4 = 16 fruits3rd bag = 16 x 4 = 64 fruits2nd bag = 64 x 4 = 256 fruits1st bag = 256 x 4= 1024 fruits.